HSK 6 HSK V5
Correct

合成

/ héchéng / 
Strokes

Definition

to compose/to constitute/compound/synthesis/mixture/synthetic

Example

As a Verb

compose; compound

1
Lì
力
de
的
héchéng
合成

composition of forces

2
Yóu
由
liǎng
两
bùfen
部分
héchéng
合成

be composed of two parts

As a Verb

synthesize; synthetize